Home / 62,459.16-86,169.42-39,794.10

Finding the Fourth Proportional to 62,459.16, 86,169.42 and 39,794.10

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Solution

The fourth proportional to 62,459.16, 86,169.42 and 39,794.10 is: 54,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,459.16 : 86,169.42 = 39,794.10 : x
  2. Step 2: Convert to fraction form
    62,459.16/86,169.42 = 39,794.10/x
  3. Step 3: Cross multiply
    62,459.16x = 86,169.42 × 39,794.10
  4. Step 4: Simplify right side
    62,459.16x = 3,429,034,516.42
  5. Step 5: Solve for x
    x = 3,429,034,516.42/62,459.16
  6. Step 6: Final answer
    x = 54,900.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.